Dual-band antenna

Details Dual-band antenna Dual-band antenna

2008-03-28

2009-08-18

Phan, Tho G (Department: 2821)

Communications: radio wave antennas

Antennas

Microstrip

C343S846000, C343S895000

Reexamination Certificate

active

07576698

ABSTRACT:
A dual-band antenna includes a first radiating unit, a second radiating unit, a micro-line unit and a grounding unit. The first radiating unit has a zigzag portion. The second radiating unit is connected with the first radiating unit and has a gap. The micro-line unit includes a first terminal, a second terminal and a feeding point. The first terminal is respectively connected with the first radiating unit and the second radiating unit. An acute angle is formed between the first radiating unit and the micro-line unit. The grounding unit is connected with the second terminal of the micro-line unit and has a grounding point.

REFERENCES:
patent: 6040806 (2000-03-01), Kushihi et al.
patent: 6515626 (2003-02-01), Bark et al.
patent: 6518937 (2003-02-01), Fang
patent: 7345647 (2008-03-01), Rodenbeck
patent: 2008/0007478 (2008-01-01), Jung et al.
patent: 2008/0198089 (2008-08-01), Hsiao et al.

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